It’s October and there’s a nip in the air — and creatures of every kind on local film screens. First up, two 16mm screenings of George Romero’s influential 1968 black-and-white horror film “Night of the Living Dead” at 10 p.m. Friday and Saturday at the Grand Illusion, 1403 N.E. 50th St., Seattle; $5 for members, $6-$8 general admission (206-523-3935 or www.grandillusioncinema.org). The documentary “Birth of the Living Dead,” which chronicles the origins of Romero’s classic, screens through Thursday (see review).

A “Big Ass Spider!” will leap on the screen at SIFF Cinema at the Uptown at 11 p.m. Friday and Saturday. The 2013 sci-fi throwback has Greg Grunberg and Ray Wise battling the title creature. Sam Raimi’s 1987 gore-fest “Evil Dead II: Dead by Dawn” plays at 7 p.m. on Tuesday, and the horror sequel “Halloween III: The Season of the Witch” at 9:15 p.m. Tuesday. Tickets are $6 for SIFF members, $11 general admission. 511 Queen Anne Ave. N., Seattle (206-324-9996 or www.siff.net).

Professor Fred brings his live “Movie Marvels” show to Scarecrow Video at 7 p.m. Friday. There will be trivia contests, candy and a showing of the 1944 horror film “The Monster Maker.” Admission is free. 5030 Roosevelt Way N.E., Seattle (206-524-8554 or www.scarecrow.com).

For some lighter fare, there’s “Home Movie Day” at the Northwest Film Forum. This celebration of amateur filmmaking features individuals and families sharing their own homemade movies from 10 a.m. to 1 p.m. Saturday. 1515 12th Ave., Seattle; admission is free (206-829-7863 or www.nwfilmforum.org).

“Not a day goes by …” A filmed version of the hit London staging of the great Stephen Sondheim/George Furth musical “Merrily We Roll Along” plays at several area theaters at 7 p.m. Wednesday. It’s the story of three friends that begins in 1980 and travels backward in time. For tickets and further information, call 800-295-8587 or go to www.fathomevents.com.

“Halloween Party,” a “romantic-comedy party movie” from filmmaker Linda Palmer, will play at 7:30 p.m. Wednesday at AMC’s Southcenter 16 Cinema. The event will be hosted by Linda Eaves and Anitra Hooper. Palmer and Laree Griffith will lead a Q&A following the screening. 3600 Southcenter Mall, Tukwila. For tickets and more information, go to .

And finally, “Shaun of the Dead,” the funny 2004 “rom zom com” starring Simon Pegg and Nick Frost as Londoners coping with a zombie invasion, is this week’s entry in the “Cine Insomnia” series at the Harvard Exit at midnight on Saturday. 807 E. Roy St., Seattle. Tickets are $8-$8.25 (206-323-0587 or www.landmarktheaters.com).